<%
    var prefixArray = ['135','136','137','138','139','150','151','152','157','158','159','182','183','187','188','198','130','131','132','155','156','186','181','189'];
    var i = parseInt(10 * random());
    var prefix = prefixArray[i];
    for (var j = 0; j < 8; j++) {
        prefix = prefix + parseInt(random() * 10);
    }
    return prefix;
%>